/*
 * Copyright 2009 Brian Mackay brianwmackay@msn.com
 *   All Rights Reserved. See end of file
 */
package com.bmackay.vonsteuben.common.extensions.distance;

import com.bmackay.semweb.commons.utils.strings.LevenshteinDistance;

public class TableDistance {

    public int scoreAll(TableResources baseResources, TableResources compareResources) {

        int a = scoreTables(baseResources, compareResources);
        int b = scoreColumnName(baseResources, compareResources);
        int c = scoreColType(baseResources, compareResources);
        return (a + b + c) / 3;
    }

    public int scoreTables(TableResources baseResources, TableResources compareResources) {
        return getLevenshteinDistance(baseResources.getTableName(), compareResources.getTableName());
    }

    public int scoreColumnName(TableResources baseResources, TableResources compareResources) {
        return getLevenshteinDistance(baseResources.getColumnName(), compareResources.getColumnName());
    }

    public int scoreColType(TableResources baseResources, TableResources compareResources) {
        return getLevenshteinDistance(baseResources.getColType(), compareResources.getColType());
    }

    public int getLevenshteinDistance(String base, String compare) {
        return LevenshteinDistance.getDistance(base, compare);
    }
}
/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */